TY - RPRT TI - Mineral resource assessment of undiscovered solution-collapse breccia pipe uranium deposits in the Coconino National Forest, Arizona AU - James D. Bliss AU - Charles Thomas Pierson PY - 1994 DO - 10.3133/ofr94566 UR - https://pubs.usgs.gov/publication/ofr94566 ID - ofr94566 ER -